发明名称 EXPANDABLE IMPELLER PUMP
摘要 <P>PROBLEM TO BE SOLVED: To provide a flexible impeller capable of shifting from a stored configuration to a deployed configuration during operation, as a conventional impeller is manufactured as an impeller having a specific blade shape and has the same configuration during assembly and use, involving a case where transport is performed through a restricted space or a space during operation is expanded. <P>SOLUTION: The impeller includes a hub 80, and at least one blade 82, 84 supported by the hub, and has a deployed configuration in which the blade extends away from the hub, and a stored configuration in which the impeller is radially compressed, by folding the blade towards the hub. The impeller may comprise a plurality of blades, arranged in blade rows, to facilitate radial compression of the blades. <P>COPYRIGHT: (C)2011,JPO&INPIT
申请公布号 JP2011157961(A) 申请公布日期 2011.08.18
申请号 JP20110000620 申请日期 2011.01.05
申请人 PENN STATE RESEARCH FOUNDATION;THORATEC CORP 发明人 MCBRIDE MARK W;MALLISON THOMAS M;DILLON GREGORY;CAMPBELL ROBERT L;BOGER DAVID;HAMBRIC STEVEN A;KUNZ ROBERT F;RUNT JAMES P;WALSH JUSTIN M;LESCHINSKY BORIS
分类号 F04D29/18;F04D29/38 主分类号 F04D29/18
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